One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Adelanto should be reffered to in order to estimate when it's the best time to plant oleander.

Planting Calendar for Oleander

Frost tolerance for oleander:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since oleander are not cold tolerant you really should wait until after the last frost before you can plant them.

The earliest that you can plant oleander in Adelanto is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant oleander and expect a good harvest is probably August. Any later than that and your oleander may not have a chance to grow to maturity. If you are starting your oleander indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Adelanto. In the coldest months of winter you should expect an average low temperature of 15°F.

Remember that USDA zone info for Adelanto may not be accurate from year to year and the actual date of last frost will vary from year to year. Half of the time in Adelanto you get surprised by a frost after March 15 so be sure to be ready to cover your oleander in the event of a surprise late frost.

USDA Zone Info for Adelanto

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Adelanto

You may be interested in your other planting guides for Adelanto.